Home / 49,212.81-67,915.88-27,709.95

Finding the Fourth Proportional to 49,212.81, 67,915.88 and 27,709.95

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Solution

The fourth proportional to 49,212.81, 67,915.88 and 27,709.95 is: 38,240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,212.81 : 67,915.88 = 27,709.95 : x
  2. Step 2: Convert to fraction form
    49,212.81/67,915.88 = 27,709.95/x
  3. Step 3: Cross multiply
    49,212.81x = 67,915.88 × 27,709.95
  4. Step 4: Simplify right side
    49,212.81x = 1,881,945,632.89
  5. Step 5: Solve for x
    x = 1,881,945,632.89/49,212.81
  6. Step 6: Final answer
    x = 38,240.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.